Home / 886,857.30-1,330,285.95-603,422.10

Finding the Fourth Proportional to 886,857.30, 1,330,285.95 and 603,422.10

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Solution

The fourth proportional to 886,857.30, 1,330,285.95 and 603,422.10 is: 905,133.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,857.30 : 1,330,285.95 = 603,422.10 : x
  2. Step 2: Convert to fraction form
    886,857.30/1,330,285.95 = 603,422.10/x
  3. Step 3: Cross multiply
    886,857.30x = 1,330,285.95 × 603,422.10
  4. Step 4: Simplify right side
    886,857.30x = 802,723,941,549.50
  5. Step 5: Solve for x
    x = 802,723,941,549.50/886,857.30
  6. Step 6: Final answer
    x = 905,133.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.